PREFACE ix 



oral or written. The opportunity for language work 

 is practically unlimited. 



History. The interest of many students is in history. 

 Since wheat is a very old plant and its grain has been 

 of use so long, there is in this the possibility of devel- 

 oping a definite trend in industrial history. 



Domestic Science. - - Domestic science now implies 

 more than the routine work of the kitchen. The 

 teacher or housewife is interested in wheat because it 

 enters into more food relations than any other cereal. 

 Understanding the processes of milling adds to her 

 intelligence and efficiency. She desires to know why 

 certain kinds of wheat make better flour for baking 

 purposes than other kinds. She also wishes to know 

 how methods of bread making and the shapes and sizes 

 of loaves differ in various countries. 



Thus it is seen that the story of wheat is closely 

 related to a number of school subjects and that such 

 correlation will add interest and value to all. 



Excursions. --Some may be content with reading about 

 wheat without asking questions or making excursions 

 to see the things described. By seeing wheat in the 

 field, by watching the binder and thresher, by studying 

 milling and other processes we, however, gain first-hand 

 knowledge. In some schools trips are made for this 

 purpose. It is difficult for some students to make 

 excursions and it is even more difficult for teachers to 

 find time to conduct them. Although it may often 

 be difficult for students, and even more difficult for 



